std::swap(std::pair)

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C++ Standard Library
Language Utilities library Strings library Containers library Algorithms library Iterators library Numerics library Input/output library Localizations library Regular expressions library (C++11) Atomic operations library (C++11) Thread support library (C++11)
Utilities library
Type support (basic types, RTTI, type traits) Dynamic memory management Error handling initializer_list (C++11) Program utilities Compile-time rational arithmetic (C++11) Date and time bitset Function objects Relational operators Pairs and tuples pair tuple (C++11) piecewise_construct_t (C++11) piecewise_construct (C++11) Swap, forward and move swap forward (C++11) move (C++11) move_if_noexcept (C++11) declval (C++11)
std::pair
Member functions pair::pair pair::operator= pair::swap Non-member functions make_pair operator= operator!= operator< operator<= operator> operator>= std::swap get (C++11) Helper classes tuple_size (C++11) tuple_element (C++11)

template<class T1, class T2> void swap(pair<T1, T2>& x, pair<T1, T2>& y);

Swaps the contents of lhs and rhs. Equivalent to lhs.swap(rhs).

Contents 1 Parameters 2 Return value 3 Exceptions 4 See also

[edit] Parameters

lhs, rhs

-

pairs whose contents to swap

[edit] Return value

(none)

[edit] Exceptions

noexcept specification:  (C++11 feature)

[edit] See also